Cleaning up unittest configurations

pkg/unittest/lib/vm_config.dart

Index: pkg/unittest/lib/vm_config.dart
diff --git a/pkg/unittest/lib/vm_config.dart b/pkg/unittest/lib/vm_config.dart
index 3a9efb831cffb35b5de5f91f91e2ff35769ecb00..f060dc371ddef4ec3bdf0cffacc38155fecb71c2 100644
--- a/pkg/unittest/lib/vm_config.dart
+++ b/pkg/unittest/lib/vm_config.dart
@@ -11,16 +11,17 @@ import 'dart:io';
 import 'unittest.dart';
 
 class VmConfiguration extends Configuration {
-  void onDone(int passed, int failed, int errors, List<TestCase> results,
-      String uncaughtError) {
+  void onDone(bool success) {
     try {
-      super.onDone(passed, failed, errors, results, uncaughtError);
+      super.onDone(success);
     } on Exception catch (ex) {
       // A non-zero exit code is used by the test infrastructure to detect
       // failure.
       exit(1);
     }
   }
+
+  void notifyController(String msg) {}
 }
 
 void useVmConfiguration() {